“…Sharman (1958), in a follow-up of 2,390 patients with primary infertility, variously investigated and treated, for one year during a 15-year period 1940-55, obtained a minimum pregnancy rate of 10.8% where merely a bimanual examination had been carried out, but more than double this rate (22.30/%) when full hospital in-patient investigation and therapy had been done. On the other hand, Barns et al (1953) believe that the therapeutic value of infertility investigation and treatment is slight, basing this on finding a pregnancy rate of only 23% in 707 treated patients as against 18.4% in 501 untreated patients. Contraception…”